#include<stdio.h>

#define ONE_FLAG (1<<0) //0000 0001
#define TWO_FLAG (1<<1)  //0000 0010
#define THREE_FLAG (1<<2) //0000 0100
#define FOUR_FLAG (1<<3) //0000 1000
void Print(int flags)
{
    if(flags &ONE_FLAG)
    {
        printf("ONE\n");
    }
     if(flags &TWO_FLAG)
    {
        printf("TWO\n");                                                                                                                                                                                   
      }  

      if(flags &THREE_FLAG)
      {
           printf("THREE\n");                                                                                                                                                                                   
      }  
	 if(flags &FOUR_FLAG)
        {
            printf("FOUR\n");                                                                                                                                                                                   
     }  
}

int main()
{
Print(ONE_FLAG);
printf("\n");
Print(ONE_FLAG|TWO_FLAG);
printf("\n");
Print(ONE_FLAG|TWO_FLAG|THREE_FLAG);
printf("\n");
Print(ONE_FLAG|FOUR_FLAG);
printf("\n");
return 0;
}
